18th Annual meeting of the Society of Perinatal Obstetricians. Miami Beach, Florida, USA, February 2-7, 1998.  [electronic resource] 

 -  American journal of obstetrics and gynecology  Jan 1998 
 - S1-242 p.  digital 
<br/><br/> Publication Type: Congress; Overall 
<br/><br/><label>ISSN: </label>0002-9378 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Female<br/>Humans<br/>Infant, Newborn<br/>Obstetrics<br/>Perinatology<br/>Pregnancy<br/>Pregnancy Complications